Home / 30,360,540.66-45,540,943.80-9,611,080.03

Finding the Fourth Proportional to 30,360,540.66, 45,540,943.80 and 9,611,080.03

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Solution

The fourth proportional to 30,360,540.66, 45,540,943.80 and 9,611,080.03 is: 14,416,662.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360,540.66 : 45,540,943.80 = 9,611,080.03 : x
  2. Step 2: Convert to fraction form
    30,360,540.66/45,540,943.80 = 9,611,080.03/x
  3. Step 3: Cross multiply
    30,360,540.66x = 45,540,943.80 × 9,611,080.03
  4. Step 4: Simplify right side
    30,360,540.66x = 437,697,655,503,532.25
  5. Step 5: Solve for x
    x = 437,697,655,503,532.25/30,360,540.66
  6. Step 6: Final answer
    x = 14,416,662.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.